// File: ex5-5.cpp - a friend to the Circle class

#include <iostream>
using namespace std;

class Circle
{
  private:
	 double radius;
  public:
	 Circle (double r = 1.0) : radius(r) { }
  friend void print(const Circle&);
};


int main(void)
{
  Circle c1(5.);
  print(c1);
  Circle c2;
  print(c2);
}

void print(const Circle& c)
{
  cout << "This Circle has radius " << c.radius<< endl;
}